4(x^2 + 2x - 5)
(4x2)+ (28xy) + (49y2) = (2x + 7y)(2x + 7y) = (2x + 7y)2
4x2-36x+81 (2x-9)(2x-9)
The quadratic 4x2+24x+11 = (2x+1)(2x+11)
It is: 2x(2x+11)
(2x - 1)(2x + 5)
(2x + 3)(2x - 1)
(2x - 7)(2x - 9)
(2x - 5)(2x - 5)
2x(x2+2x+4)
4x2+20x+25 (2x+5)^2
(2x + 3)(2x + 3)